Marriott International, Inc. driver, franchiser og lisensierer hotell-, bolig- og timeshare eiendommer over hele verden. Selskapet opererer gjennom North American Full-Service, North American Limited-Service og Asia Pacific-segmentene. Det driver eiendommene sine under JW Marriott, The Ritz-Carlton, Ritz-Carlton Reserve, W Hotels, The Luxury Collection, St. Regis, EDITION, Bulgari, Marriott Hotels, Sheraton, Delta Hotels, Marriott Executive Apartments, Marriott Vacation Club, Westin, Renaissance, Le Méridien, Autograph Collection, Gaylord Hotels, Tribute Portfolio, Design Hotels, Courtyard, Residence Inn, Fairfield by Marriott, SpringHill Suites, Four Points, TownePlace Suites, Aloft, AC Hotels by Marriott, Protea Hotels, Element og Moxy merkenavn. Fra 25. august 2021 drev den omtrent 7 800 eiendommer under 30 hotellmerker i 138 land og territorier. Marriott International, Inc. ble grunnlagt i 1927 og har hovedkontor i Bethesda, Maryland.